Pauly says that it would be like bulldozing whole forests to hunt deer.

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While sustainable forestry techniques -- such as selectively culling trees rather than clear-cutting whole areas of forests -- could reduce deforestation of rainforests by millions of acres per year, according to National Geographic, travellers can also play their part.

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"These ships went back with a whole lot of pepper and various aromatic spices, collected from the forests, " he added.

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The lesser black-backed gull and the herring gull are protected species in the EU. There are 6, 500 breeding pairs in the whole of Flanders, according to Eric Stienen, an expert in colony birds at the Flemish Institute for Nature and Forests.

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